<template>
  <Dialog :title="dialogTitle" v-model="dialogVisible">
    <el-form
      ref="formRef"
      :model="formData"
      :rules="formRules"
      label-width="100px"
      v-loading="formLoading"
    >
      <el-form-item label="所属专业ID" prop="majorId">
        <el-input v-model="formData.majorId" placeholder="请输入所属专业ID" />
      </el-form-item>
      <el-form-item label="入学学期ID" prop="enrollmentTermId">
        <el-input v-model="formData.enrollmentTermId" placeholder="请输入入学学期ID" />
      </el-form-item>
      <el-form-item label="班级名称" prop="className">
        <el-input v-model="formData.className" placeholder="请输入班级名称" />
      </el-form-item>
      <el-form-item label="班级编码" prop="classCode">
        <el-input v-model="formData.classCode" placeholder="请输入班级编码" />
      </el-form-item>
      <el-form-item label="年级" prop="grade">
        <el-input v-model="formData.grade" placeholder="请输入年级" />
      </el-form-item>
      <el-form-item label="班主任ID" prop="headteacherId">
        <el-input v-model="formData.headteacherId" placeholder="请输入班主任ID" />
      </el-form-item>
      <el-form-item label="辅导员ID" prop="counselorId">
        <el-input v-model="formData.counselorId" placeholder="请输入辅导员ID" />
      </el-form-item>
      <el-form-item label="学生人数" prop="studentCount">
        <el-input v-model="formData.studentCount" placeholder="请输入学生人数" />
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="formData.status" placeholder="请选择状态">
          <el-option label="在线" :value="0" />
          <el-option label="离线" :value="1" />
          <el-option label="空闲" :value="2" />
        </el-select>
      </el-form-item>
    </el-form>
    <template #footer>
      <el-button @click="submitForm" type="primary" :disabled="formLoading">确 定</el-button>
      <el-button @click="dialogVisible = false">取 消</el-button>
    </template>
  </Dialog>
</template>
<script setup lang="ts">
import { SysClassApi, SysClass } from '@/api/ao/SysClass'

/** 班级信息 表单 */
defineOptions({ name: 'SysClassForm' })

const { t } = useI18n() // 国际化
const message = useMessage() // 消息弹窗

const dialogVisible = ref(false) // 弹窗的是否展示
const dialogTitle = ref('') // 弹窗的标题
const formLoading = ref(false) // 表单的加载中：1）修改时的数据加载；2）提交的按钮禁用
const formType = ref('') // 表单的类型：create - 新增；update - 修改
const formData = ref({
  classId: undefined,
  majorId: undefined,
  enrollmentTermId: undefined,
  className: undefined,
  classCode: undefined,
  grade: undefined,
  headteacherId: undefined,
  counselorId: undefined,
  studentCount: undefined,
  status: undefined,
})
const formRules = reactive({
  majorId: [{ required: true, message: '所属专业ID不能为空', trigger: 'blur' }],
  enrollmentTermId: [{ required: true, message: '入学学期ID不能为空', trigger: 'blur' }],
  className: [{ required: true, message: '班级名称不能为空', trigger: 'blur' }],
  classCode: [{ required: true, message: '班级编码不能为空', trigger: 'blur' }],
  grade: [{ required: true, message: '年级不能为空', trigger: 'blur' }],
  status: [{ required: true, message: '状态（0在线 1离线 2空闲）不能为空', trigger: 'blur' }],
})
const formRef = ref() // 表单 Ref

/** 打开弹窗 */
const open = async (type: string, id?: number) => {
  dialogVisible.value = true
  dialogTitle.value = t('action.' + type)
  formType.value = type
  resetForm()
  // 修改时，设置数据
  if (id) {
    formLoading.value = true
    try {
      formData.value = await SysClassApi.getSysClass(id)
    } finally {
      formLoading.value = false
    }
  }
}
defineExpose({ open }) // 提供 open 方法，用于打开弹窗

/** 提交表单 */
const emit = defineEmits(['success']) // 定义 success 事件，用于操作成功后的回调
const submitForm = async () => {
  // 校验表单
  await formRef.value.validate()
  // 提交请求
  formLoading.value = true
  try {
    const data = formData.value as unknown as SysClass
    if (formType.value === 'create') {
      await SysClassApi.createSysClass(data)
      message.success(t('common.createSuccess'))
    } else {
      await SysClassApi.updateSysClass(data)
      message.success(t('common.updateSuccess'))
    }
    dialogVisible.value = false
    // 发送操作成功的事件
    emit('success')
  } finally {
    formLoading.value = false
  }
}

/** 重置表单 */
const resetForm = () => {
  formData.value = {
    classId: undefined,
    majorId: undefined,
    enrollmentTermId: undefined,
    className: undefined,
    classCode: undefined,
    grade: undefined,
    headteacherId: undefined,
    counselorId: undefined,
    studentCount: undefined,
    maxCapacity: undefined,
    graduationTermId: undefined,
    status: undefined,
  }
  formRef.value?.resetFields()
}
</script>